best jet kit for the 400ex

[400exrider5]

i have a dial a jet kit right now was wondering if there was something better out there for the 400ex.

[2004exrider]

jet kits are a waiste. since your in ohio get a few keihin jets, a 165 will more than likely be fine. to be safe grab a couple sizes up incase its still lean. Jet kit- around $50, few jets- $9.

Jimmy